National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

23°F

-5°C

Humidity 100%
Wind Speed NW 5 mph
Barometer 29.93 in (1015.3 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 25 Dec 7:56 am EST
Extended Forecast for

2 Miles SW Grant Mills NY

Winter Storm Watch December 26, 01:00pm until December 27, 12:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Christmas Day

    Christmas Day: Partly sunny, with a high near 35. West wind 6 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 35 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 7. Wind chill values as low as -2. North wind 6 to 11 mph, with gusts as high as 26 mph.

    Low: 7 °F

    Mostly Clear

  • Friday

    Friday: Snow likely after 1pm. Increasing clouds, with a high near 22. Wind chill values as low as -2. Light and variable wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 22 °F

    Partly Sunny
    then Snow
    Likely

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 14. East wind 3 to 5 mph. Chance of precipitation is 90%. New snow accumulation of around 5 inches.

    Low: 14 °F

    Heavy Snow

  • Saturday

    Saturday: A chance of snow, mainly before 1pm. Partly sunny, with a high near 27. Calm wind becoming east around 5 mph. Chance of precipitation is 40%.

    High: 27 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain or freezing rain after 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 50%.

    High: 34 °F

    Mostly Cloudy
    then Chance
    Rain/Freezing
    Rain

  • Sunday Night

    Sunday Night: Freezing rain before 1am, then rain. Low around 30. Chance of precipitation is 90%.

    Low: 30 °F

    Freezing Rain
    then
    Rain/Freezing
    Rain

  • Monday

    Monday: Rain before 1pm, then rain and snow likely. High near 40. Chance of precipitation is 80%.

    High: 40 °F

    Rain then
    Rain/Snow

Detailed Forecast

Christmas Day
Partly sunny, with a high near 35. West wind 6 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.
Tonight
Mostly clear, with a low around 7. Wind chill values as low as -2. North wind 6 to 11 mph, with gusts as high as 26 mph.
Friday
Snow likely after 1pm. Increasing clouds, with a high near 22. Wind chill values as low as -2. Light and variable wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday Night
Snow. The snow could be heavy at times. Low around 14. East wind 3 to 5 mph. Chance of precipitation is 90%. New snow accumulation of around 5 inches.
Saturday
A chance of snow, mainly before 1pm. Partly sunny, with a high near 27. Calm wind becoming east around 5 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 13.
Sunday
A chance of rain or freezing rain after 1pm. Mostly cloudy, with a high near 34. Chance of precipitation is 50%.
Sunday Night
Freezing rain before 1am, then rain. Low around 30. Chance of precipitation is 90%.
Monday
Rain before 1pm, then rain and snow likely. High near 40. Chance of precipitation is 80%.
Monday Night
A chance of snow showers. Cloudy, with a low around 13. Chance of precipitation is 40%.
Tuesday
A chance of snow showers. Mostly cloudy, with a high near 21. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 13.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 24. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Grant Mills NY
 42.06°N 74.71°W (Elev. 2201 ft)
Last Update:
6:20 am EST Dec 25, 2025
Forecast Valid:
8am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation